package com.dhx.util;

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.SQLException;

/**
 * @ClassName DbUtil
 * @Author 邓皓轩
 * @Date 2024/11/2 下午1:59
 * 描述：实现连接数据库的功能
 **/
public class DbUtil {
    private static final String URL = "jdbc:mysql://localhost:3306/db_jxcms?useUnicode=true&characterEncoding=utf-8&useSSL=false";
    private static final String USERNAME = "root";
    private static final String PASSWORD = "123456";
    private static Connection connection = null;
    public static Connection getConn(){
        //获取Connection对象

        try {
            connection = DriverManager.getConnection(URL, USERNAME, PASSWORD);
            System.out.println("数据库连接成功");
        } catch (SQLException throwables) {
            throwables.printStackTrace();
        }
        return connection;
    }

    public static void closeConn(){
        try {
            if (connection != null){
                connection.close();
            }
        } catch (SQLException throwables) {
            throwables.printStackTrace();
        }
    }

    public static void main(String[] args) {
        System.out.println(DbUtil.getConn());
    }
}
